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- triphenyltin chloroacetate 氯乙酸三苯基锡
- Twelve kinds of chloroacetate were prepared. 制备了十二种氯乙酸酯。
- The yield of methyl chloroacetate amounts to 72. 3% w... 采用动态法合成氯乙酸甲酯;产率可进一步达到72.;3%25;产品质量合格。
- In toluene,the enantio-selective rate E for CRL-catalyzed interesterification of(R,S)-2-octanol with ethyl chloroacetate is fairly high(E=92.2). 在甲苯中;CRL催化氯乙酸乙酯与(R;S)-2-辛醇酯交换反应的对映体选择率E颇高(E=92.;2);
- Isopropyl chloroacetate is synthesized through esterification catalyzed by ferric chloride. 以氯乙酸和异丙醇为原料、三氯化铁为催化剂,合成了氯乙酸异丙酯。
- The reaction of triphenyltin with nitrous acid in aqueous phase in the presence and absence of O2 was studied by a laser flash photolysis technique. 利用激光闪光光解技术进行了有氧和无氧条件下氯化三苯基锡与亚硝酸水溶液的紫外光解反应研究。
- Objective:To develop a GC-MS approach for the determination of tripropyltin(TPrT),tributyltin(TBT) and triphenyltin(TPhT) in fish. 目的:建立水产品中三丙基锡、三丁基锡和三苯基锡的气相色谱-质谱(GC-MS)分析方法。
- Use of zirconic acid esters as catalysts to prepare butyl chloroacetate and benzyl chloroacetate is studied, the yields of reactions are more than 90%. 介绍使用锆酸酯为催化剂,制备氯乙酸丁酯、氯乙酸苄酯的实验,讨论了影响反应的因素,该催化反应过程氯乙酸酯的收率为90%25以上。
- Quaternary ammonium salt of chitosan was synthesized starting from chitosan, triethylamine and ethyl chloroacetate by ester exchange reaction. 以三乙胺、氯乙酸乙酯和壳聚糖等为原料,采用酯交换法合成了壳聚糖季铵盐。
- It is suggested that the inconsistent patterns may result from temporal and spacial variations of tributyltin (TBT) and triphenyltin (TPT) concentrations among sites. 其他生殖附属器官-卵鞘腺和前列腺的长度,都随著生殖季而显著变大,地点间也有显著差异。
- Aceclofenac was synthesized in 82% overall yield from sodium diclofenac and t-butyl chloroacetate viaesterification and hydrolysis. 双氯芬酸钠与氯乙酸叔丁酯经酯化、水解反应制得非甾体抗炎药醋氯芬酸,收率82%25。
- Carbonylation of ethyl chloroacetate is a pseudo-first-order reaction.The results show that this new simple technique has many advantages such ... 结果表明,该法工艺路线简单,选择性好,无污染,是一种环境友好的新型合成路线。
- A synthetic method of benazolin ethyl was present with ochloroaniline, ammounium rhodanide, sulfuryl chloride, sodium nitrite and ethyl chloroacetate as the raw materials. 报道了以邻氯苯胺、硫氰酸铵、硫酰氯、亚硝酸钠和氯乙酸乙酯为主要原料合成草除灵乙酯的方法。
- P-hydroxyacetophenone combined with methyl chloroacetate can get a new acetonate.This new acetonate combined with another compound-ethanolamine and get a new schiff base. 由对羟基苯乙酮与氯乙酸甲酯反应,得到一种酮,这种酮再与乙醇胺反应得到一种新的希夫碱。
- The carboxymethylinulin(CMI)was prepared via reaction of inulin with sodium chloroacetate as etherification agent in presence of alkali using microwave method. 在碱的存在下,以氯乙酸钠为醚化试剂,微波法制备了羧甲基菊粉。
- The Company was established in September 2003, the main products are Chloroacetate methylal chlorine ether. The company's product quality, reasonably priced, welcomed by users. 本公司于2003年9月成立;主要产品有氯乙酸甲缩醛氯甲醚.;本公司的产品质量上乘;价格合理;深受用户的欢迎
- The prohibition in section x-4 on products containing tributyltin and triphenyltin compounds does not apply for application areas that are regulated in sections 2-8 of these regulations. 在第X-4节中禁止在产品中使用三丁基锡和三苯基锡的禁令不适用于法规第2-8节中管制的应用。
- In order to improve the oil solubility of benzotriazole which has good tribological behaviors,three benzotriazole derivatives were synthesized by reaction of sodium benzotrizole with chloroacetate. 苯并三氮唑具有良好的摩擦学性能,但在矿物油中的溶解性较差。
- Ethyl acetate,n butyl acetate,n amyl acetate,n heptyl acetate,benzyl acetate,ethyl hexanoate,isopropyl chloroacetate and 2 ethylhexyl acrylate were synthesized using modified gnarl catalyst. 以改性片麻岩为催化剂合成了醋酸乙酯、醋酸丁酯、醋酸戊酯、醋酸庚酯、醋酸苄醇酯、己酸乙酯、氯乙酸异丙酯和丙烯酸2乙基己醇酯,其收率都在90%25以上。
- Triphenyltin(2 - Pyridylthio) acetate 三苯基2-吡啶乙酸脂